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Finding the Fourth Proportional to 435,988.88, 654,149.40 and 151,711.04

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Solution

The fourth proportional to 435,988.88, 654,149.40 and 151,711.04 is: 227,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,988.88 : 654,149.40 = 151,711.04 : x
  2. Step 2: Convert to fraction form
    435,988.88/654,149.40 = 151,711.04/x
  3. Step 3: Cross multiply
    435,988.88x = 654,149.40 × 151,711.04
  4. Step 4: Simplify right side
    435,988.88x = 99,241,685,789.38
  5. Step 5: Solve for x
    x = 99,241,685,789.38/435,988.88
  6. Step 6: Final answer
    x = 227,624.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.